12th Class Chemistry Alcohols, Phenols and Ethers / एल्कोहॉल, फीनॉल तथा ईथर Question Bank Case Based (MCQs) - Alcohols, Phenols and Ethers

  • question_answer
    The products of the oxidation   
    \[C{{H}_{3}}CH=CHCH\left( OH \right)C{{H}_{3}}\xrightarrow[acetone]{{{H}_{2}}Cr{{O}_{4}}\,in\,aq.}\] is/are
     

    A) \[C{{H}_{3}}-CH=CH-CHO\]

    B) \[C{{H}_{3}}-CH=CH-COC{{H}_{3}}\]

    C)

    D)

    Correct Answer: B

    Solution :

    Chromic acid oxidises sec. alcohol to ketone without affecting double bond


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